CVE-2026-45309 AsyncSSH `AuthorizedKeysFile %u` path traversal allows attacker-selected authorized keys to authenticate a traversal username

AsyncSSH is a Python package which provides an asynchronous client and server implementation of the SSHv2 protocol on top of the Python asyncio framework. Prior to 2.23.0, AsyncSSH expands the OpenSSH-compatible AuthorizedKeysFile %u token in asyncssh/config.py, asyncssh/connection.py,...

AsyncSSH `AuthorizedKeysFile %u` path traversal allows attacker-selected authorized keys to authenticate a traversal username

SummaryAsyncSSH 2.22.0 expands the OpenSSH-compatible AuthorizedKeysFile %u token with the raw SSH username during pre-authentication server config reload. A server configured with a documented per-user key pattern such as AuthorizedKeysFile authorizedkeys/%u can be made to read an authorized-key...

PYSEC-2026-2384 AsyncSSH `AuthorizedKeysFile %u` path traversal allows attacker-selected authorized keys to authenticate a traversal username

Summary AsyncSSH 2.22.0 expands the OpenSSH-compatible AuthorizedKeysFile %u token with the raw SSH username during pre-authentication server config reload. A server configured with a documented per-user key pattern such as AuthorizedKeysFile authorizedkeys/%u can be made to read an authorized-ke...

PT-2026-59064

Summary AsyncSSH 2.22.0 expands the OpenSSH-compatible AuthorizedKeysFile %u token with the raw SSH username during pre-authentication server config reload. A server configured with a documented per-user key pattern such as AuthorizedKeysFile authorized keys/%u can be made to read an...

Directory Traversal

Overview Affected versions of this package are vulnerable to Directory Traversal via improper handling of AuthorizedKeysFile path expansion in the authentication. An attacker can gain unauthorized access to files outside the intended authorized-keys directory by supplying a path containing a...

CVE-2026-54590 AsyncSSH AuthorizedKeysFile username substitution bypass through ~ and environment expansion

AsyncSSH is a Python package which provides an asynchronous client and server implementation of the SSHv2 protocol on top of the Python asyncio framework. Version 2.23.0 contains an incomplete fix for CVE-2026-45309 in SSHServerConfig.settokens that blocks /, , and .. before %u substitution in...

CVE-2026-54590

AsyncSSH (Python, v2.23.0) contains an incomplete fix for CVE-2026-45309 in SSHServerConfig._set_tokens that blocks /, , and .. before %u substitution in AuthorizedKeysFile but fails to block a leading ~ or ${ENV}. This allows later expansion in _expand_val and Path(filename).expanduser() to esca...

Malicious code in node-slot (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 0d71bcdec983467ab6a47b538e524abc1cdafc98b411761bffb375be17d72009 On npm install, package.json's postinstall hook executes node test.js which invokes code in index.js that performs two distinct attacks on the...

AsyncSSH `AuthorizedKeysFile %u` path traversal allows attacker-selected authorized keys to authenticate a traversal username

Summary AsyncSSH 2.22.0 expands the OpenSSH-compatible AuthorizedKeysFile %u token with the raw SSH username during pre-authentication server config reload. A server configured with a documented per-user key pattern such as AuthorizedKeysFile authorizedkeys/%u can be made to read an authorized-ke...

Astra Linux – Vulnerability in NTP

In NTP versions 4.2.8, 4.2.8p15, and 4.3.x, before 4.3.101, remote attackers could cause a denial of service memory consumption by sending packets. This occurs because memory is not released in situations where a CMAC key is used and associated with a CMAC algorithm in the ntp.keys file...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-003270)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003270 advisory. The prockeysshow function in security/keys/proc.c in the Linux kernel through 4.8.2, when the GNU Compiler Collection gcc stack protector is enabled, uses an incorre...

PT-2025-39985

Name of the Vulnerable Software and Affected Versions Vasion Print formerly PrinterLogic Virtual Appliance Host and Application VA/SaaS deployments affected versions not specified Description The Vasion Print Virtual Appliance Host and Application contains an undocumented user, printerlogic, with...

PT-2024-13699 · Precor · Precor Touchscreen Console

Name of the Vulnerable Software and Affected Versions: Precor touchscreen console versions P62, P80, and P82 Description: The issue concerns a default SSH public key in the authorized keys file, which could be exploited by a remote attacker to gain root privileges. Recommendations: For Precor...

CVE-2023-36380

A vulnerability has been identified in CP-8031 MASTER MODULE All versions CPCI85 V05.11 only with activated debug support, CP-8050 MASTER MODULE All versions CPCI85 V05.11 only with activated debug support. The affected devices contain a hard-coded ID in the SSH authorizedkeys configuration file...

CVE-2023-43631 SSH as Root Unlockable Without Triggering Measured Boot

On boot, the Pillar eve container checks for the existence and content of “/config/authorizedkeys”. If the file is present, and contains a supported public key, the container will go on to open port 22 and enable sshd with the given keys as the authorized keys for root login. An attacker could...

K37012655: Linux kernel vulnerability CVE-2016-7042

Security Advisory Description The prockeysshow function in security/keys/proc.c in the Linux kernel through 4.8.2, when the GNU Compiler Collection gcc stack protector is enabled, uses an incorrect buffer size for certain timeout data, which allows local users to cause a denial of service stack...

SUSE CVE-2020-15025

ntpd in ntp 4.2.8 before 4.2.8p15 and 4.3.x before 4.3.101 allows remote attackers to cause a denial of service memory consumption by sending packets, because memory is not freed in situations where a CMAC key is used and associated with a CMAC algorithm in the ntp.keys file...

PT-2022-3945 · Unknown · Control Web Panel

Name of the Vulnerable Software and Affected Versions: Control Web Panel versions prior to 0.9.8.1107 Description: The issue is related to incorrect code generation management in the application. It allows a remote attacker to execute arbitrary code using a specially crafted request. Specifically...

DEBIAN-CVE-2020-15025

ntpd in ntp 4.2.8 before 4.2.8p15 and 4.3.x before 4.3.101 allows remote attackers to cause a denial of service memory consumption by sending packets, because memory is not freed in situations where a CMAC key is used and associated with a CMAC algorithm in the ntp.keys file...

UBUNTU-CVE-2020-15025

ntpd in ntp 4.2.8 before 4.2.8p15 and 4.3.x before 4.3.101 allows remote attackers to cause a denial of service memory consumption by sending packets, because memory is not freed in situations where a CMAC key is used and associated with a CMAC algorithm in the ntp.keys file...